The following marker genes were differentially expressed in the triphasic tumours relative to the blastemal tumours: PA (LHX1), RV/CSB/SSB (BMP2, CDH6, JAG1, PAPSS2), ePT and/or imHL (CIDEB, CLIC6, UNC5CL, VDR), and early DT/imHL (KCNJ1). This evidence concerns the gene KCNJ1 and neoplasm.